Table 2.

Comparison of Bacterial Growth from Intestine Cultures on Plates from CIP–Treated Leeches

	Leeches feeding with CIP
	0.2 mcg/mL								20 mcg/mL
Day after feeding	1	2	3	4	5	6	7	Mean no. of colonies per leech±SD	1	2	3	4	5	6	7	Mean no. of colonies per leech±SD
1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
7	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
14	-	-	-	-	+(1)	-	-	<0.3	-	-	-	-	-	-	-	-
21	-	+(1)	+(1)	-	+(1)	+(1)	+(1)	0.7±0.48	-	-	-	-	+(1)	+(1)	-	<0.3
28	-	+(1)	+(1)	-	+(2)	+(1)	+(2)	1.00±0.81	+(1)	-	+(1)	-	+(1)	+(1)	+(1)	0.7±0.48

- no growth

+presence of at least one colony

in parenthesis - No. of colonies on plates